OAI/Algebra/Finitistic/Bar/CoproductHomBijections.lean
3 declarations, 0 contain sorry, 0 declared as axioms
- def
OAI.DerivedBar.homBijectionCoconeLiftline 16 - theorem
OAI.DerivedBar.homBijectionCoconeLift_mapline 22 - def
OAI.DerivedBar.mapCoproductOfHomBijectionsline 29Source documentation
A coproduct's full Hom universal property transfers through an essentially surjective functor when Hom is bijective on its summands and its point.
def mapCoproductOfHomBijections : IsColimit (G.mapCocone s) where …